<?php
/**
 * Admin assets.
 *
 * @package Recast\WCS
 */

namespace Recast\WCS\Admin;

defined( 'ABSPATH' ) || exit;

/**
 * Enqueues the built admin app only on the Recast page.
 */
final class Assets {

	const HANDLE = 'recast-admin';

	/**
	 * Hooks registration.
	 *
	 * @return void
	 */
	public static function register() {
		add_action( 'admin_enqueue_scripts', array( __CLASS__, 'enqueue' ) );
	}

	/**
	 * Enqueues script and style with dependencies from the build manifest.
	 *
	 * @param string $hook_suffix Current admin page hook.
	 * @return void
	 */
	public static function enqueue( $hook_suffix ) {
		if ( Menu::hook() !== $hook_suffix ) {
			return;
		}
		$asset_file = RECAST_DIR . 'build/index.asset.php';
		if ( ! file_exists( $asset_file ) ) {
			return;
		}
		$asset = include $asset_file;
		/**
		 * Filters the scripts the admin app waits for.
		 *
		 * @param string[] $deps Script handles.
		 */
		$deps = apply_filters( 'recast_admin_script_dependencies', isset( $asset['dependencies'] ) ? $asset['dependencies'] : array() );
		$ver  = isset( $asset['version'] ) ? $asset['version'] : RECAST_VERSION;

		wp_enqueue_script( self::HANDLE, RECAST_URL . 'build/index.js', $deps, $ver, true );
		wp_set_script_translations( self::HANDLE, 'recast-subscriptions', \Recast\WCS\Support\I18n::script_dir() );

		// Recast ships its own design system: no WordPress component styles are needed.
		if ( file_exists( RECAST_DIR . 'build/index.css' ) ) {
			// The asset hash tracks the script; a stylesheet-only rebuild must still bust the cache.
			$style_ver = $ver . '.' . (string) filemtime( RECAST_DIR . 'build/index.css' );
			wp_enqueue_style( self::HANDLE, RECAST_URL . 'build/index.css', array(), $style_ver );
			wp_style_add_data( self::HANDLE, 'rtl', 'replace' );
		}

		/**
		 * Filters the settings object exposed to the admin app.
		 *
		 * @param array<string, mixed> $settings Settings.
		 */
		$settings = apply_filters( 'recast_admin_settings', Settings::for_js() );
		wp_add_inline_script( self::HANDLE, 'window.recastSettings = ' . wp_json_encode( $settings ) . ';', 'before' );
	}
}